add config for another player's character as bot

conf/playerbots.conf.dist

@@ -17,6 +17,9 @@ AiPlayerbot.DeleteRandomBotAccounts = 0
 # auto-login all player alts as bots on player login
 AiPlayerbot.BotAutologin = 0
 
+# Allow login other players' characters as bots
+AiPlayerbot.allowPlayerBots = 0
+
 # Guild Task system
 AiPlayerbot.EnableGuildTasks = 0
 

src/PlayerbotMgr.cpp

@@ -527,6 +527,9 @@ std::string const PlayerbotHolder::ProcessBotCommand(std::string const cmd, Obje
         if (ObjectAccessor::FindPlayer(guid))
             return "player already logged in";
 
+        if (!sPlayerbotAIConfig->allowPlayerBots && !isRandomAccount && !isMasterAccount)
+            return "You cannot login another player's character as bot.";
+
         AddPlayerBot(guid, masterAccountId);
         return "ok";
     }